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Reducing meso-lactide formation from racemic lactic acid using shape-selective H-Beta zeolite

Catal. Sci. Technol., 2024, 14,6331-6337
DOI: 10.1039/D4CY01046A, Paper
Ling Ding, Lou Gao, Di Pan, Ke Du, Jiayu Yu, Wanyi Li, Yahong Zhang, Yi Tang
Efficiently reduce the formation of meso-lactide from racemic lactic acid by utilizing H-Beta zeolite shape selectivity towards lactic acid dimers.
The content of this RSS Feed (c) The Royal Society of Chemistry




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A metal-free route to substituted imidazolidines via ring-opening cyclization (ROC) of activated aziridines with N-benzylanilines: DA-COP catalyzed photo-oxidative C–H activation

Catal. Sci. Technol., 2024, 14,6411-6419
DOI: 10.1039/D4CY00808A, Paper
Manish Kumar, Bharat Singh, Sugandha Singh, Indresh Verma, Kamal K. Kar, Manas K. Ghorai
A metal-free, conjugated organic polymer (TPA-PQ)-catalyzed intramolecular C–H functionalization strategy for the synthesis of imidazolidines in the presence of light and O2 is reported.
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Single-step in situ synthesis of bimetallic catalysts via a gas-phase route: the case of PdZn–ZnO

Catal. Sci. Technol., 2024, 14,6321-6330
DOI: 10.1039/D4CY00807C, Paper
Andrija Kokanović, Dunja Pupavac, Stéphane Chenot, Stéphane Guilet, Igor M. Opsenica, Slavica Stankic
In this study, we explore the catalytic activity of highly pure PdZn–ZnO nanopowder, synthesized via an innovative metal–organic chemical vapor synthesis (MOCVS) method.
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Fundamental studies of ruthenium species supported on boron nitride nanotubes: metal loading and pretreatment effects on CO oxidation

Catal. Sci. Technol., 2024, 14,6198-6206
DOI: 10.1039/D4CY00945B, Paper
Jinwon Choi, Amol Pophali, Byeongseok Kim, Kwangsuk Yoon, Thomas You-Seok Kim, Hocheol Song, Sang Eun Shim, Jaewoo Kim, Taejin Kim
RuOx/BNNT catalysts were prepared with varying metal loadings and under oxidation and reduction conditions. RuOx/BNNT showed superior catalytic activity than Ru/BNNT. The catalyst will be favorable to the ER mechanism over the LH mechanism.
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Effect of metal loading sequences in CO2 methanation activity on samarium-doped ceria supported bimetallic catalysts

Catal. Sci. Technol., 2024, Advance Article
DOI: 10.1039/D4CY01007H, Paper
Andrew C. Chien, Corinna C. Chi
The La/Ni/SDC catalyst from one pot microwave-heating gives higher methanation activity than La–Ni/SDC and Ni–La/SDC from stepwise heating.
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Mechanistic Study of DETA-Modified CdS for Carbon Dioxide Reduction

Catal. Sci. Technol., 2024, Accepted Manuscript
DOI: 10.1039/D4CY01140F, Paper
Meiyan Guo, Wanxiang Yang, Yi Li, Yongfan Zhang, Wei Lin
Cadmium sulfide (CdS) exhibits remarkable light absorption capabilities and is widely employed in photocatalytic reduction of CO2. Nevertheless, the role of crystal facet effects on the micro-scale mechanisms governing CO2...
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Green Photocatalytic N-Debenzylations with Molecular Oxygen Catalyzed by Recyclable Metal-free Tubular Carbon Nitride

Catal. Sci. Technol., 2024, Accepted Manuscript
DOI: 10.1039/D4CY00981A, Paper
Yufeng Wu, Jiajie Kang, Li Jianing, Mingshu Bi, Qingwei Meng
Debenzylations are widely used in fields such as pharmaceuticals and fine chemicals. In this study, metal-free tubular carbon nitride (CN-T) was prepared and used to the photocatalytic debenzylations with molecular...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Unsupervised pattern recognition on the surface of simulated metal nanoparticles for catalytic applications

Catal. Sci. Technol., 2024, 14,6651-6661
DOI: 10.1039/D4CY01000K, Paper
Jonathan Y. C. Ting, George Opletal, Amanda S. Barnard
The structural patterns and catalytic activities of the surface atoms of simulated metal nanoparticles are characterised by an automatable data-driven unsupervised machine learning approach.
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Deciphering the role of chemisorbed CO in CO2 methanation: kinetic and mechanistic investigation over monometallic (Ru) and bimetallic (Ru–Ni) catalysts

Catal. Sci. Technol., 2024, Advance Article
DOI: 10.1039/D4CY01004C, Paper
Pavan Dongapure, Jyoti Tekawadia, V. Satyam Naidu, R. Nandini Devi
Supported metal catalysts have made prominent contributions to CO2 mitigation through conversion into useful chemicals.
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Metamagnetic transition and meta-stable magnetic state in Co-doped Fe3GaTe2

Nanoscale, 2024, 16,20252-20259
DOI: 10.1039/D4NR02622E, Paper
Hyo-Bin Ahn, Hyunjong Lim, Jaegu Song, Jisung Lee, Seung-Young Park, Minwoong Joe, Chang-Jong Kang, Kyoung-Whan Kim, Tae-Eon Park, Tuson Park, Changgu Lee
The phase diagram and MH curves of the metamagnetic regime of (Fe1−xCox)3GaTe2 with x = 0.19–0.26 at various temperatures were studied.
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Magnetic dimeric metal–porphyrin rings mechanically bonded around carbon nanotubes: the role of nanotube defects modulating magnetic properties

Nanoscale, 2024, 16,20342-20353
DOI: 10.1039/D4NR02984D, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Rocío Sánchez-de-Armas, Nicolás Montenegro-Pohlhammer, Emilio M. Pérez, Enrique Burzurí, Carmen J. Calzado
A DFT study of mechanically bonded magnetic Co2+ and Cu2+ dimeric metal–porphyrin rings around carbon nanotubes (mMINTs) points to defcts in the NT as responsible for the different dimer–nanotube interactions and the loss of the Co2+ EPR signal.
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Active site engineering of intermetallic nanoparticles by the vapour–solid synthesis: carbon black supported nickel tellurides for hydrogen evolution

Nanoscale, 2024, 16,20168-20181
DOI: 10.1039/D4NR03397C, Paper
Open Access
Daniel Garstenauer, Patrick Guggenberger, Ondřej Zobač, Franz Jirsa, Klaus W. Richter
The intermetallic phases Ni3Te2, NiTe, NiTe2−x & NiTe2 were synthesized as carbon-black supported nanoparticles using the vapour–solid synthesis approach and were characterized for their performance in electrocatalytic hydrogen evolution.
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Dual metal centers within a water-stable Co/Ni bimetallic metal-triazolate framework contribute to durable photocatalysis for water treatment

Nanoscale, 2024, 16,20082-20088
DOI: 10.1039/D4NR03940H, Communication
Minling Zheng, Yubo Liu, Qifu Zhang, Wenjing Li, Yong Zhang, Guangxue Feng, Yating Hu, Shaoming Huang
A bimetallic CoNi-MET with fixed metal occupancy combines the strong water resistance of Co-MET with the high porosity of a Ni-MET.
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Nano-sized metal oxide fertilizers for sustainable agriculture: balancing benefits, risks, and risk management strategies

Nanoscale, 2024, 16,19998-20026
DOI: 10.1039/D4NR01354A, Review Article
Raja Muthuramalingam Thangavelu, Washington Luis da Silva, Nubia Zuverza-Mena, Christian O. Dimkpa, Jason C. White
This critical review comprehensively analyses nano-sized metal oxide fertilizers (NMOFs) and their transformative potential in sustainable agriculture.
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Correction: Ce6-Conjugated and polydopamine-coated gold nanostars with enhanced photoacoustic imaging and photothermal/photodynamic therapy to inhibit lung metastasis of breast cancer

Nanoscale, 2024, 16,20354-20355
DOI: 10.1039/D4NR90194K, Correction
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Ziwei Li, Fan Yang, Di Wu, Yanhong Liu, Yang Gao, Haichen Lian, Hongxin Zhang, Zhibin Yin, Aiguo Wu, Leyong Zeng
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Liquid exfoliation of a series of expanded layered Cu(II)-paddlewheel metal–organic frameworks to form nanosheets

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR02663B, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Joshua Nicks, Thomas M. Roseveare, Michael S. Harris, David J. Ashworth, George Danczuk, Lee Brammer, Jonathan A. Foster
The effects of linker length on nanosheet dimensions and properties are investigated through the ultrasonic liquid exfoliation of an isoreticular series of layered metal–organic frameworks.
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Exploring size-dependent optical property alterations in fine-tuning intermetallic PdCd nanocube sizes

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR03640A, Paper
Jia-Lin Li, Ting-Yu Tien, Hung-Chun Liao, Hsin-Lun Wu
Size-tuned intermetallic PdCd nanocubes, synthesized via a quantum dot-like method, reveal novel size-dependent optical properties.
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Cr2TiC2Tx MXene as an Adsorbent Material in Ultrasonic-Assisted d-µ-Solid Phase Extraction for Trace Detection of Heavy Metals

Nanoscale, 2024, Accepted Manuscript
DOI: 10.1039/D4NR02556C, Paper
Saman Bagheri, Rashmeet Kaur Khurana, Md. Ibrahim Kholil, Michael J. Loes, Shengyuan Luo, Alexander Sinitskii
MXenes are a large family of two-dimensional transition metal carbides, nitrides, and carbonitrides. While MXenes have great potential for applications in analytical chemistry, most of the studies in this field...
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Retarding anion exchanges in lead halide perovskite nanocrystals by ligand immobilization

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR03241A, Paper
Gauri Sharma, Radha Rathod, Pralay K. Santra
Plasma treatment causes the crosslinking of passivating molecules around CsPbX3 (X = Cl, Br, I) perovskite nanocrystals (PNCs), which retards the anion exchanges.
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Insights into the electrochemical catalytic mechanism of atomically dispersed metal on h-BCN monolayer

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR02845G, Paper
Na Zhou, Yanning Wang, Jiao Wang, Panchao Zhao, Hang Zhang
Exploiting efficient and inexpensive electrocatalysts for the oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) is of great significance for the rapid development of renewable energy technologies.
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Particle Surface Engineering at Nano-Micro Scale Interfaces of Metal-Nonmetal Bonded Polymeric Coatings: Experimental and In-Silico Evaluations

Nanoscale, 2024, Accepted Manuscript
DOI: 10.1039/D4NR03431G, Paper
Suman Yadav, Sarvesh Kumar Pandey, Shikha Awasthi
Polyvinyl alcohol (PVA) is a well-known cost-effective synthetic polymer that offers a variety of applications including medical, aerospace, automotive, and construction industries. However, weak bonding with low mechanical and tribological...
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Electrical transport phenomena in two-dimensional metallic 2H-NbSe2: an experimental and theoretical study

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR03369H, Paper
Jeongmin Kim, Seonhye Youn, Damin Lee, Chan Woong Kim, Hongjae Moon, Seok-Hwan Chung, Hoyoung Kim, Dong Hwan Kim, Sumin Kim, Jong Wook Roh, Joonho Bang, Wooyoung Lee
Two-dimensional (2D) metallic transition metal dichalcogenides (TMDCs) have attracted extensive interest in various fields owing to their unique electronic properties.
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Copper(II)-based metal–organic framework delivery of calcium ascorbate for enhanced chemodynamic therapy via H2O2 self-supply and glutathione depletion

Biomater. Sci., 2024, 12,1871-1882
DOI: 10.1039/D3BM01922E, Paper
Meng Zhang, Hongjin Xue, Jiaxin Yang, Xin Zhao, Mei Xue, Wei Sun, Jianfeng Qiu, Zhihong Zhu
A Cu/ZIF-8/Vc-Ca/HA nanosystem synchronously releases Fenton catalytic Cu2+ and Vc-Ca to achieve improved chemodynamic therapy via H2O2 self-supply and GSH depletion.
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pH-Responsive antibacterial metal–phenolic network coating on hernia meshes

Biomater. Sci., 2024, Advance Article
DOI: 10.1039/D4BM00289J, Paper
Rui Ding, Pandi Peng, Jingjing Huo, Kun Wang, Pengxiang Liu, Hanxue Wu, Likun Yan, Peng Li
This work demonstrates that CT coatings would be a promising material against implant-related infection in a pH-responsive manner including but not limited to the field of hernioplasty.
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Centre to recruit private sector specialists as joint secretaries, directors and deputy secretaries

The number of vacancies, to be filled through this lateral recruitment, will be advertised on May 20.




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‘Corporates need to make their DE&I narratives more detailed’ 

A new study reveals that only 30% of the companies share the outcomes of the initiatives they have taken to create a level playing field for the various groups that constitute their workforce 




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Miracles de Nostre Dame / collected by Jean Mielot secretary to Philip the Good, Duke of Burgundy ; reproduced in facsimile from Douce Manuscript 374 in the Bodleian Library for John Malcolm of Poltalloch ; with text, introduction, and annotated analysis

Westminster : Nichols and Sons, 25 Parliament Street, MDCCCLXXXV [1885]




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Obras completas de D. Mariano José de Larra (Figaro) / ilustradas con grabados intercalados en el texto, por Don J. Luis Pellicer.

Barcelona : Montaner y Simon ..., 1886.




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I disegni di Leonardo da Vinci e della sua cerchia nelle collezioni della Gran Bretagna / ordinati e presentati da Martin Kemp e Juliana Barone.

[Firenze] : Giunti, 2010.




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Discreet and offbeat getaways are the new luxury

The quiet luxury travel trend is having its moment with well-heeled travellers trading flashy parties and popular cities for novel experiences and off beat destinations A hot air balloon ride in Mexico, a river cruise in the Ganges, or a a safari in Botswana. Here is how to ditch the crowds and plan a discreet, luxury getaway




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Retail inflation surges to 14-month high of 6.21% in October

Industrial growth based on the Index of Industrial Production improved to 3.1 per cent in September as against (-) 0.1 per cent in August




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Apple: Rapid security response test on iOS 16.2 beta

Settings has an option to remove the Apple iOS ‘security response’



  • Mobiles & Tablets

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Market rout deepens: Sensex tanks 783 points, metal stocks under pressure

Metal and technology stocks led the downturn, with Hindalco Industries emerging as the biggest laggard, tumbling 8.00 per cent




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Farmers given training in open and protected cultivation of vegetables




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Meta says it will expand production of mixed reality headsets in Vietnam

Meta PLatforms said it will expand investment in artificial intelligence innovation in Vietnam, inlcuding production of its latest mixed reality headsets from 2025




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Apple to open retail stores in Bengaluru, Pune; starts manufacturing entire iPhone 16 series locally in India

Apple announced plans to open four new retail stores in India, the iPhone-maker also announced plans to start manufacturing the entire iPhone 16 lineup locally




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Samsung Galaxy Ring to retail in India at ₹38,999

Samsung’s Galaxy Ring will retail at ₹38,999 in India, while it starts at $399.99 in the U.S.




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Apple’s iOS 18.2 beta includes new Apple Intelligence features, ChatGPT integration 

Next week, the hardware company is set to release iOS 18.1 which will include the first set of Apple Intelligence features




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Paralympics: Avani retains gold; Mona clinches bronze in historic 10m air rifle double for India

Winner of the Tokyo Paralympics gold three years ago, Avani, 22, shot a superb 249.7 to erase her own Paralympic record of 249.6 set in the Japanese capital three years ago




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Ambani's Reliance Jio IPO set for 2025, retail debut much later, sources say

Mukesh Ambani targets a 2025 Mumbai listing for his telecom business Jio, valued by analysts at over $100 billion, and plans to launch his retail unit's IPO much later, two sources told Reuters




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Meta struggles to curb hate speech before US vote: researchers

Meta is struggling to fully contain and address hate speech ahead of the U.S. election, according to research shared exclusively with the Thomson Reuters Foundation




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Meta to extend ban on new political ads after U.S. election

Meta Platforms will extend its ban on new political ads after the U.S. election, maintaining the suspension until later this week




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Meta opens Llama AI models to U.S. defense agencies, expanding military applications

The social media giant has partnered with leading contractors alongside tech industry leaders to facilitate government adoption of its AI technology




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 iOS 18.2 beta 2 available to developers

The iOS 18.1 beta 1 update added ChatGPT integration with Siri, the iOS 18.2 beta 2 update will let developers subscribe to ChatGPT Plus directly from Settings




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Today’s top tech news: Meta struggles to contain hate speech; OpenAI looks to become for-profit; Robot AI startup raises $400 million 




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South Korea fines Meta about $15 million over collection of user data

South Korea has ordered Facebook owner Meta Platforms to pay 21.62 billion won ($15.67 million) in fines after finding it had collected sensitive user data and given it to advertisers without a legal basis




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Meta's Zuckerberg not liable in lawsuits over social media harm to children

Dozens of U.S. state attorneys general are pursuing similar cases against Meta, linking its social media platforms to anxiety, depression, insomnia, and interference with education and daily life




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WhatsApp’s latest beta has bug causing green screen error

Until then, users have been advised to uninstall the beta version and use the version 2.24.24.4 which is working fine




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Artificial metalloenzyme flips switch in cells

Cell-penetrating assembly uncages hormone, turning on gene circuit




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Fire-retardant electrolyte could usher in practical lithium metal batteries

Solution containing lithium salt-solvent clusters makes lithium metal batteries safer and long-lasting